<template>
    <div class="tabItems">
        <div class="Tab_tittle_wrap" @click="tabswitch">
            <span v-for="(v,i) in tabTitle" :style="{width:(100/tabTitle.length-7.5)+'%'}" :class="isShowTab==i?'router-link-active':''" v-bind:key="i">{{v}}<i></i></span>
        </div>
        <div class="Tab_item_wrap">
            <slot></slot>
        </div>
    </div>
</template>

<style lang="less" scoped>
    * {
        opacity: 1;
        -webkit-backface-visibility: hidden;
    }

    .tabItems {
        .Tab_tittle_wrap {
            position: absolute;
            width: 100%;
            top: 0;
            z-index: 2;
            background: #ffffff;
            display: -webkit-box;
            height: 80px;
            line-height: 80px;
            text-align: center;
            color: #222222;
            border-bottom: 1px solid rgba(46, 177, 255, 0.08);
            box-shadow: 0px 0px 25px 6px rgba(46, 177, 255, 0.21);
            span {
                display: block;
                text-align: center;
                width: 26%;
                margin: 0 24px;
                font-size: 26px;
                position: relative;
                i {
                    display: inline-block;
                    position: absolute;
                    width: 1px;
                    height: 50px;
                    top: 15px;
                    right: -24px;
                    background: #dddddd;
                }
                &:last-child {
                    i {
                        display: none;
                    }
                }
            }
            .router-link-active {
                color: #8097f9;
                border-bottom: 1px solid #8097f9;
            }
        }
        .Tab_item_wrap {
            position: absolute;
            top: 82px;
            width: 100%;
            z-index: 0;
            background: #ffffff;
            bottom: 0;
            overflow-x: hidden;
            -webkit-overflow-scrolling: touch;
        }
        .showAnminous {
            opacity: 1;
            -webkit-backface-visibility: hidden;
            -webkit-animation-name: "rightMove";
            /*动画名称，需要跟@keyframes定义的名称一致*/
            -webkit-animation-duration: .3s;
            /*动画持续的时间长*/
            -webkit-animation-iteration-count: 1;
            /*动画循环播放的次数为1 infinite为无限次*/
        }
    }

    @-webkit-keyframes rightMove {
        0% {
            -webkit-transform: translate(110%, 0);
        }
        100% {
            -webkit-transform: translate(0, 0);
        }
    }

    @-ms-keyframes rightMove {
        0% {
            -ms-transform: translate(110%, 0);
        }
        100% {
            -ms-transform: translate(0, 0);
        }
    }

    @keyframes rightMove {
        0% {
            -webkit-transform: translate(110%, 0);
            -ms-transform: translate(110%, 0);
            transform: translate(110%, 0);
        }
        100% {
            -webkit-transform: translate(0, 0);
            -ms-transform: translate(0, 0);
            transform: translate(0, 0);
        }
    }
</style>
<script>
    export default {
        data() {
            return {
                tabTitle: [],
                isShowTab: 0,
            }
        },
        created: function() {
            let is = sessionStorage.getItem("isTabShow");
            if(is) {
                this.isShowTab = is;
            } else {
                // let URL = libUtils.GetURLParamObj();
                // this.isShowTab = URL.isShowTab ? URL.isShowTab : "0";
            }

            setTimeout(function() {
                this.tabswitch(document.querySelector(".Tab_tittle_wrap").children[this.isShowTab].click());
            }.bind(this), 0);
        },
        mounted() {
            let slot = this.$slots.default;
            for(let i = 0; i < slot.length; i++) {
                if(slot[i].tag == "div") {
                    this.tabTitle.push(slot[i].data.attrs.name);
                    if(slot[i].elm) {
                        slot[i].elm.className = "hide";
                        if(this.isShowTab == i) {
                            slot[i].elm.className = "";
                        }
                    }
                }
            }
        },
        methods: {
            tabswitch() {
                if(!event) return;
                let target = event.target;

                if(target.nodeName.toLowerCase() !== 'span') {
                    return;
                }

                let len = target.parentNode.children;
                for(let i = 0; i < len.length; i++) {
                    len[i].index = i;
                    len[i].removeAttribute('class');
                }
                target.setAttribute('class', 'router-link-active');
                this.isShowTab = target.index;

                //tabItems
                let child = this.$el.children[1].children;
                for(let k = 0; k < child.length; k++) {
                    child[k].className = "hide";
                    if(k == target.index) {
                        child[k].className = "showAnminous";
                    }
                }
                try {
                    sessionStorage.setItem("isTabShow", target.index);
                } catch(err) {
                    // console.log(err);
                }
            }
        }
    }
</script>